Package fontforge

Outline and bitmap font editor

http://fontforge.github.io/

FontForge (former PfaEdit) is a font editor for outline and bitmap
fonts. It supports a range of font formats, including PostScript
(ASCII and binary Type 1, some Type 3 and Type 0), TrueType, OpenType
(Type2) and CID-keyed fonts.
General Commands (Section 1)
fontforge
create and modify PostScript, TrueType and SVG fonts
fontimage
The program fontimage loads a font, which may be in any format fontforge(1) can read, and then produces an image showing representative glyphs of the font.
fontlint
The program fontlint loads a font (or more than one), which may be in any format fontforge(1) can read, and checks the font for certain common errors*...
sfddiff
The program sfddiff compares two font files, which may be in any format fontforge(1) can read.